Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    02/08/2026, 14:11

General

  • Target
    2026-08-02_7dc53fa5e51b87ea12de977104fd3525_elex_glassworm_wannacry.exe
  • Size 97KB
  • Sample260802-rhheas1tcs
  • SHA256 853f0409a601e5e0bbede030b071a30db6cd409a81b1aeb10d802305d8d3effb
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Modifies system executable filetype association 2 TTPs 5 IoCs
  • Drops file in System32 directory 4 IoCs
  • Drops file in Windows directory 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies registry class 15 IoCs
  • Suspicious behavior: EnumeratesProcesses 28 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-02_7dc53fa5e51b87ea12de977104fd3525_elex_glassworm_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-02_7dc53fa5e51b87ea12de977104fd3525_elex_glassworm_wannacry.exe"
    1⤵
    • Modifies system executable filetype association
    • Drops file in System32 directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4552
    • C:\Windows\system\rundll32.exe
      C:\Windows\system\rundll32.exe
      2⤵
      • Executes dropped EXE
      • Modifies system executable filetype association
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of SetWindowsHookEx
      PID:556

Network

        MITRE ATT&CK Enterprise v16

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        Downloads

        notepad¢¬.exe

        • Path C:\Windows\SysWOW64\notepad¢¬.exe
        • Size 94KB
        • SHA256 f9d9e6b6ac0b9ab4d25d9779330a251a4dde668e896bf8d35fc25132981968e7
        • MD5 SHA1 SHA512 SSDEEP TLSH

        rundll32.exe

        • Path C:\Windows\System\rundll32.exe
        • Size 84KB
        • SHA256 42801f8503c82352cbd55bea9882b013a96b4e04c7d7c55d091e088af912bc4b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/556-13-0x000000000040B000-0x000000000040C000-memory.dmp

        memory/556-19-0x0000000000400000-0x0000000000415000-memory.dmp

        memory/4552-0-0x0000000000400000-0x0000000000415000-memory.dmp

        memory/4552-17-0x0000000000400000-0x0000000000415000-memory.dmp

        memory/4552-18-0x0000000000400000-0x0000000000415000-memory.dmp